end mill 1)For key cutting machine 2)Nano coating,long life 3)Cemented cabride 4)With slot end mill1.With TIAIN nano-coating2.Material ... , Shank is 6mm, lenghth is 40mm, with slot5.It's end mill with slot, for key cutting machine, be used in making car keys ... .6.Fit for SILCA key cutting machines,but ...